Take a look at the suggested printers at linuxprinting.org:
http://www.linuxprinting.org/suggested.html
I recently bought one of the low-end laser printers that they
recommend (Lexmark Optra e312) and I've been very happy with it.
--
Tom
"No idea is so antiquated that it was not once modern; no idea is so
modern that it will not someday be antiquated."
-Ellen Glasgow